Plastic pall ring 16, 25, 38, 50,76mm plastic pall ring PP, PE, ... similar cylindrical dimensions but has two rows of punched out holes, with fingers or webs turned into the centre of ... )Heaping number (n/m3)Heaping weight (kg/m3)Φ1616×16×11880.91275112000141Φ2525×25×1.21750.902395350091Φ3838×38×1 ... Φ5050×50×1.5930.90127650056Φ7676×76×2.6730.9294193060 16, 25, 38, 50,76mm plastic pall ring (Material: PE ...